SAB RAW 420 Hub setup, flight log :rocket:

Monday, Mar 25, 2024 | 4 minute read | Updated at Thursday, Mar 6, 2025

SAB RAW 420 Hub setup, flight log :rocket:

SAB (Scorpion Antennas and Batteries) primarily focused on manufacturing and designing high-quality radio-controlled (RC) helicopters.

warning

R/C helicopters are not toys. R/C helicopter utilize various high-tech products and technologies to provide superior performance.Improper use of this product can result in serious injury or even death. Please read this manual carefully before using and make sure to be conscious of your own personal safety and the safety of others and your environment when operating all RC Helicopter products. I assume no liability for the operation or the use of this product. Intended for use only by adults with experience flying remote control helicopters at a legal flying field.

tip

Safety is paramount. Always follow safety guidelines, such as not flying near people, animals, or obstacles. Maintain a safe distance from other RC enthusiasts. Wear safety glasses to protect your eyes from debris.

Here ’s a brief overview of some SAB RC helicopter models:

  • Goblin Series
    • The Goblin series is one of SAB ’s flagship lines of helicopters.
    • Goblins are known for their high performance, precision engineering, and innovative design.
    • Different Goblin models cater to various skill levels and preferences, from beginners to advanced pilots.
  • RAW
    • RAW is another series of helicopters from SAB.
    • These helicopters are designed for extreme 3D flying, agility, and aerobatics.
    • RAW helicopters typically feature a robust construction to withstand aggressive maneuvers and provide a thrilling flying experience.

Costs

Sab raw yellow paid 415.- CHF instead of > 1600.-

  • SAB Raw 420: 620.-

  • 3 x THETA THS921 HV Digital Servo: 195.- The application range of the servo is versatile from helicopter swashplate servo 250 size to 380 size, in function models, as a throttle servo, rudder servo in shipbuilding, large aircraft and in a variety of different RC cars. Specifications:

    • Motor Coreless
    • Operating Voltage 6V bis 8,4V at max. 1,7A current consumption
    • Speed at 6V 0,110 (sec/60°)
    • Speed at 7,4V 0,090 (sec/60°)
    • Speed at 8,4V 0,080 (sec/60°)
    • Torque at 6V 5,8 (kg/cm)
    • Torque at 7,4V 6,8 (kg/cm)
    • Torque at 8,4V 7,5 (kg/cm)
    • Weight 21g
    • Dimensions (mm) 23x12x27,4mm
    • Neutral pulse (factory-made) 1520µs
    • Working Frequency 50-400Hz
    • Output toothing 25T Ø 4,9mm (Nexspor usw.)
  • Theta Sabre-T1 NFC HV Mini Tail Brushless Servo: 110.- https://www.theta-usa.com/products/theta-sabre-t1-nfc-hv-mini-brushless-tail-servo

  • Regler ESC Hobbywing Platinum 80A: 120.-

  • Motorschutz: 32.-

  • Akku 4x Maniax 80C 2400mAh inkl. Akkuschiene: 344.-

  • Ladekabel 4x: 70.-

  • MS Rapid carbon fiber 420mm: 70.-

  • Carbon Fiber MS Rapid

Adding flybarless controller Rotorflight Flydragon F722 ELRS 70.-

Sab raw orange 580.- CHF instead of > 1400.-

  • SAB Raw 420: 620.-
  • TS Servos GDW DS 290 MG: 100.-
  • THETA THM982 HV Mini Brushless Tail Servo 85.-
  • Regler ESC YGE 95LVT 199.-
  • Akku 2x ( 1x SLS XCube 2700mAh 40c, 1xManiaX 2600mAh 55c) inkl. Akkuschiene: 200.-
  • MS Rapid carbon fiber 420mm: 70.-
  • Additional tail boom: 20.-
  • Additional canopy: 69.-

Adding flybarless controller Rotorflight Flydragon F722 ELRS 70.-

info

YGE have good ESC BUT

  • their software to manage settings is Windows only and outdated
  • no iOS or android app
  • no WIFI, Bluetooth wireless connection
  • Their firmware is signed to stop piracy: you must send an email with your serial to get a signed firmware! For all these reasons I DO NOT recommend YGE ESC.

Hobbywing are <50% cheaper and have iOS/Android App

3D printing

Radiomaster TX16 ELRS RotorFlight electric and nitro R/C Helicopters model templates

https://github.com/bob01/etx-templates

COPY Heli.yml TO THE TEMPLATES -> PERSONAL FOLDER ON YOUR SD CARD. Press and hold the MDL button, click New Model, click PERSONAL, click Heli, and the model file is created.

SE: Unlock the switch
Up: Unlock the gyroscope
Middle, bottom: Locking gyroscope

SF: Throttle lock
Up: Unlock the throttle
Bottom: Lock the throttle

SA: Airplane mode
Above: 3D mode
Medium: Stabilized mode 1
Bottom: Stabilized mode 2

SB: Black box data logging
On: Close
Middle, Bottom: Open

SD: Rescue
On: Turn off the rescue
Middle, Bottom: Rescue

SG: Motor speed, modify the throttle curve according to your own needs
Upper: Normal 50%
Medium: Idle1 72%
Down: Idle2 80%

SH: Timer
Up: None
Bottom: Clear

Channel Distribution:
CH1: Ailerons
CH2: Lifting
CH3: pitch
CH4: Heading
CH5 (AUX 1): Unlocked
CH6: Throttle
CH7 (AUX 2): Airplane mode
CH8 (AUX 3): Rescue
CH9 (AUX 4): Black box

Rotorflight 2 YGE regler 95LVT

You will need v1.03547 or higher. You will need to use the YGE PC tool to select telemetry type as ‘OpenYGE’. Also make sure your ESC sensor protocol is set to ‘OpenYGE’ on the Motors page of the RF configurator.

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Cédric Walter is a French-Swiss software engineer based in Zurich, Switzerland. PGP: DF52 ADDA C81A 08A6